.splash-window {
    background-color:#000;
    z-index:2147483647;
    position:fixed;
    top:0;
    left:0;
    right:0;
    bottom:0;
    text-align: center;
    background-image: url(../imgs/loading.gif);
    background-position:center;
    background-size:5%;
    background-repeat:no-repeat;
    opacity:0.2
}